<template>
  <div>
    <div class="search-bar" :class="{'hide-title': !titleVisible, 'hide-shadow': !shadowVisible}">
      <transition name="title">
        <div class="search-bar-title-wrapper" v-show="titleVisible">
          <div class="title-text-wrapper">
            <span class="title-text title">{{$t('home.title')}}</span>
          </div>
          <div class="title-icon-shake-wrapper" @click="showFlapCard">
            <span class="icon-shake icon"/>
          </div>
        </div>
      </transition>
      <div class="title-icon-back-wrapper" :class="{'hide-title': !titleVisible}" @click="back">
        <span class="icon-back icon"/>
      </div>
      <div class="search-bar-input-wrapper" :class="{'hide-title': !titleVisible}">
        <div class="search-bar-blank" :class="{'hide-title': !titleVisible}"></div>
        <div class="search-bar-input">
          <span class="icon-search icon"/>
          <input
            type="text"
            class="input"
            :placeholder="$t('home.hint')"
            v-model="searchText"
            @click="showHotSearch"
            @keyup.enter.exact="search">
        </div>
      </div>
    </div>
    <hot-search-list v-show="hotSearchVisible" ref="hotSearchList"/>
  </div>
</template>

<script>
  import HotSearchList from './HotSearchList';
  import storeHomeMixin from "../../mixins/storeHomeMixin";

  export default {
    name: "SearchBar",
    components: {
      HotSearchList
    },
    mixins: [storeHomeMixin],
    data() {
      return {
        searchText: '',
        titleVisible: true,
        shadowVisible: false,
        hotSearchVisible: false
      }
    },
    methods: {
      search() {
        this.$router.push({
          path: '/store/list',
          query: {
            keyword: this.searchText
          }
        })
      },
      showFlapCard() {
        this.setFlapCardVisible(true)
      },
      back() {
        if (this.offsetY > 0) {
          this.showShadow()
        } else {
          this.hideShadow()
        }
        if (this.hotSearchVisible) {
          this.hideHotSearch()
        } else {
          this.$router.push('/store/shelf')
        }

      },
      hideHotSearch() {
        this.hotSearchVisible = false
        if (this.offsetY > 0) {
          this.hideTitle()
          this.showShadow()
        } else {
          this.showTitle()
          this.hideShadow()
        }
      },
      showHotSearch() {
        this.hideTitle()
        this.hideShadow()
        this.hotSearchVisible = true
        this.$nextTick(() => {
          this.$refs.hotSearchList.reset();
        })
      },
      hideTitle() {
        this.titleVisible = false
      },
      showTitle() {
        this.titleVisible = true
      },
      hideShadow() {
        this.shadowVisible = false
      },
      showShadow() {
        this.shadowVisible = true
      }
    },
    watch: {
      offsetY(value) {
        if (value) {
          this.hideTitle();
          this.showShadow();
        } else {
          this.showTitle();
          this.hideShadow();
        }
      }
    },
    hotSearchOffsetY(offsetY) {
      if (offsetY) {
        this.showShadow()
      } else {
        this.hideShadow()
      }
    }

  }
</script>

<style scoped lang="scss" rel="stylesheet/scss">
  @import "../../assets/styles/global.scss";
  .search-bar {
    position: relative;
    width: 100%;
    height: px2rem(94);
    &.hide-title {
      height: px2rem(52);
    }
    &.hide-shadow {
      box-shadow: 0 px2rem(2) px2rem(2) 0 rgba(0,0,0,.1);
    }
    .search-bar-title-wrapper {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: px2rem(42);
      .title-text-wrapper {
        width: 100%;
        height: px2rem(42);
        @include center();
      }
      .title-icon-shake-wrapper {
        position: absolute;
        right: px2rem(15);
        top: 0;
        height: px2rem(42);
        @include center()
      }
    }
    .title-icon-back-wrapper {
      position: absolute;
      left: px2rem(15);
      top: 0;
      z-index: 200;
      height: px2rem(42);
      @include center();
      transition: height $animationTime $animationType;
      &.hide-title {
        height: px2rem(52);
      }
    }
    .search-bar-input-wrapper {
      position: absolute;
      top: px2rem(42);
      display: flex;
      width: 100%;
      height: px2rem(52);
      padding: px2rem(10);
      box-sizing: border-box;
      z-index: 150;
      transition: top $animationTime $animationType;
      &.hide-title {
        top: 0;
      }
      .search-bar-blank {
        flex: 0 0 0;
        width: 0;
        transition: all $animationTime $animationType;
        &.hide-title {
          flex: 0 0 px2rem(31);
          width: px2rem(31);
        }
      }
      .search-bar-input {
        width: 100%;
        border-radius: px2rem(20);
        padding: px2rem(5) px2rem(15);
        box-sizing: border-box;
        background-color: #f4f4f4;
        border: px2rem(1) solid #eee;
        @include left();
        .icon-search {
          color: #999;
        }
        .input {
          width: 100%;
          height: px2rem(22);
          border: none;
          background-color: transparent;
          margin-left: px2rem(10);
          font-size: px2rem(12);
          color: #666;
          &:focus {
            outline: none;
          }
          &::-webkit-input-placeholder {
            color: #ccc;
          }
        }
      }
    }
  }
</style>
